President Donald Trump speaks at the ‘Liberation Day’ tariff announcement event held at the White House in Washington on April 2 last year. AP Yonhap News On April 9 last year, U.S. President Donald Trump posted on Truth Social, “Now is a good time to buy.” Afterwards, a ‘90-day moratorium’ on mutual relations was announced for countries around the world, and the global stock market soared. In the future, financial institutions and investment...